am 21fda3ed: Merge "DO NOT MERGE - IAudioFlinger: always initialize variables to ensure no info leak when writing them to Parcel." into lmp-dev

* commit '21fda3ed3b6346f5b3711f663e5d79bc379398df':
  DO NOT MERGE - IAudioFlinger: always initialize variables to ensure no info leak when writing them to Parcel.